<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Json</title>
</head>
<body>
	<script type="text/javascript">
		var obj = {"user":{"cid":232},"json":"success"};
		var user = obj.user;
		alert(user.cid);

		alert(obj.json);
	</script>
</body>
</html>